Colors are widely used in communication within and among animal species. For example, peacocks proudly display their vibrant tails, adorned with iridescent eyespots, to attract peahens for courtship.

A shiny is a very rare Pokémon that comes in a different color than usual. It may be a fictional concept, but nature has no shortage of similar surprises. Animals, plants, food, and other unexpected ...

A recent study finds that color vision evolved in animals more than 100 million years before the emergence of colorful fruits and flowers. And there has been a dramatic explosion of color signals in ...